NosTokenSceneConfig.java

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package com.netease.nimlib.sdk;

import android.text.TextUtils;
import com.netease.nimlib.NimNosSceneKeyConstant;
import java.util.HashMap;

public class NosTokenSceneConfig {

    public static final long NEVER_EXPIRE = 0L;

    private static final long DAY_SECOND = 60 * 60 * 24L;
    private static final int MIN_CUSTOM_SCENE_COUNT = 10;
    private static final int DEFAULT_CUSTOM_SCENE_COUNT = MIN_CUSTOM_SCENE_COUNT;
    private final static HashMap<String, Long> DEFAULT_SCENE = new HashMap<>();

    private static int sDefaultSceneCount;
    private static NosTokenSceneConfig sDefault = new NosTokenSceneConfig();

    private HashMap<String, Long> mNosTokenScene;

    private  int     maxCustomNosSceneCount  = DEFAULT_CUSTOM_SCENE_COUNT;

    static {
        DEFAULT_SCENE.put(NimNosSceneKeyConstant.NIM_DEFAULT_PROFILE, NEVER_EXPIRE);
        DEFAULT_SCENE.put(NimNosSceneKeyConstant.NIM_DEFAULT_IM, NEVER_EXPIRE);
        DEFAULT_SCENE.put(NimNosSceneKeyConstant.NIM_SYSTEM_NOS_SCENE, NEVER_EXPIRE);
        DEFAULT_SCENE.put(NimNosSceneKeyConstant.NIM_SECURITY_PREFIX, NEVER_EXPIRE);
        sDefaultSceneCount = DEFAULT_SCENE.size();
    }


    public NosTokenSceneConfig() {
        mNosTokenScene = new HashMap<>();
        mNosTokenScene.putAll(DEFAULT_SCENE);
    }

    public int getMaxCustomNosSceneCount() {
        return maxCustomNosSceneCount;
    }

    public void updateDefaultProfileSceneExpireTime(int expireTime) {
        if (expireTime < 0) {
            throw new IllegalArgumentException("expireTimeByDay must >= 0");
        }
        mNosTokenScene.put(NimNosSceneKeyConstant.NIM_DEFAULT_PROFILE, expireTime * DAY_SECOND);
    }

    public void updateDefaultIMSceneExpireTime(int expireTime) {
        if (expireTime < 0) {
            throw new IllegalArgumentException("expireTimeByDay must >= 0");
        }
        mNosTokenScene.put(NimNosSceneKeyConstant.NIM_DEFAULT_IM, expireTime * DAY_SECOND);
    }


    public NosTokenSceneConfig appendCustomScene(String sceneKey, int expireTime) {
        if (expireTime < 0 || TextUtils.isEmpty(sceneKey)) {
            throw new IllegalArgumentException("sceneKey must not empty and expireTimeByDay must >= 0");
        }
        if (mNosTokenScene.size() - sDefaultSceneCount >= maxCustomNosSceneCount) {
            throw new IllegalStateException("the custom scene count must <= " + maxCustomNosSceneCount);
        }
        if (NimNosSceneKeyConstant.NIM_SYSTEM_NOS_SCENE.equals(sceneKey)) {
            throw new IllegalArgumentException("the \"nim_system_nos_scene\" scene cannot be modified");
        }
        mNosTokenScene.put(sceneKey, expireTime * DAY_SECOND);
        return this;
    }

    public HashMap<String, Long> getNosTokenScene() {
        HashMap<String, Long> copy = new HashMap<>(mNosTokenScene.size());
        copy.putAll(mNosTokenScene);
        return copy;
    }

    public static NosTokenSceneConfig defaultConfig() {
        sDefault.mNosTokenScene = DEFAULT_SCENE;
        return sDefault;
    }
}